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Commitments and Contingencies - Collaboration Agreement and Litigation (Details) - USD ($)
9 Months Ended 12 Months Ended 21 Months Ended
Jul. 29, 2022
Sep. 30, 2023
Dec. 31, 2022
Sep. 30, 2023
Employee Severance | Maximum        
Commitments and Contingencies        
Aggregate amount of severance   $ 2,483,700 $ 2,483,700  
Collaboration Agreement | The University of Texas M. D. Anderson Cancer Center ("MD Anderson")        
Commitments and Contingencies        
Collaboration agreement term 5 years      
Amount the company has committed to pay $ 10,000,000      
Amount the company has committed to pay in year one 500,000      
Subsequent payments made in first anniversary 2,000,000      
Subsequent payments made in second anniversary 2,500,000      
Subsequent payments made in third anniversary 2,500,000      
Subsequent payments made in fourth anniversary $ 2,500,000      
Total expenses incurred under the arrangement       $ 0